What is Susan Merczak's NPI number?

Susan Merczak's National Provider Identifier (NPI) is 1518827203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Susan Merczak's specialty?

Susan Merczak is listed in the NPPES registry with a primary specialty of School Registered Nurse (Nursing Service Providers).

Where is Susan Merczak located?

Susan Merczak's practice location on file with NPPES is 1028 Prince Ave, Healdsburg, CA 95448-3596.

What is Susan Merczak's phone number?

The practice phone number listed in the NPPES registry for Susan Merczak is (707) 431-3480.

Is Susan Merczak's NPI active?

Yes — Susan Merczak's NPI (1518827203) is active in the NPPES registry as of the last update on 2025-11-14.

IndividualActive

Susan Merczak, RN

NPI 1518827203 · School Registered Nurse · Healdsburg, CA

Susan Merczak, RN is a School Registered Nurse provider in Healdsburg, CA (NPI 1518827203).

Provider details

NPI number: 1518827203
Entity type: Individual
Primary specialty: School Registered NurseNursing Service Providers
Credential: RN
Sex: Female
Sole proprietor: No
License: 476700 (CA)

Specialties & taxonomies

School Registered NursePrimary163WS0200XLicense 476700 (CA)
Nursing Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1028 Prince Ave

Healdsburg, CA 95448-3596

Phone: (707) 431-3480

Fax: (707) 433-8403

Street-level locationGet directions

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Mailing address